From patchwork Fri Aug 27 12:49:36 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 12462041 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-21.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,INCLUDES_PULL_REQUEST, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE938C432BE for ; Fri, 27 Aug 2021 12:49:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BFE9160F4C for ; Fri, 27 Aug 2021 12:49:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231783AbhH0Mu2 (ORCPT ); Fri, 27 Aug 2021 08:50:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:51454 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231271AbhH0Mu1 (ORCPT ); Fri, 27 Aug 2021 08:50:27 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id EDD0B60560; Fri, 27 Aug 2021 12:49:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1630068578; bh=7X1FUZPYHV8C/LDg1yLAoXkgfZziyq7WviwzthMoZ3o=; h=Subject:From:To:Cc:Date:From; b=DsssK88JcIB3FT5QVQnCZODM+PJnPwHDH/U/0e9vkxRnD8K8hBfpcnN4LpP6JXSAR sCfV3sjUHG6GONVH/UrEINJIis1iROthypbM0xLh4RkEcLUwAGNVT/Cd+vNS6mYj7u IME8XZ04T4pIpt29Lb+IqcFfm8JmKOmSMHoEK87uCpsLf/UuAq65OQT01Uh7IPq9Ci MqvHMC44SMh5Pnj/tm2nUItpBNoQPokNqOdoNb0R3Qr/m6rrwnOzwpP0UAi049sjED bYAuDJkDy57G29xkJpa9bpGdUL53CUH8vpyBj+ZnqTpu2z4WscE8nO8nJr5BfnUU+p 7QEAtCZfgOx/A== Message-ID: <03b3f42bbc92fdd1c798c29451eac66a0576adf1.camel@kernel.org> Subject: [GIT PULL] File locking changes for v5.15 From: Jeff Layton To: Linus Torvalds Cc: linux-fsdevel , LKML , Lukas Bulwahn , Desmond Cheong Zhi Xi , Bruce Fields , Al Viro Date: Fri, 27 Aug 2021 08:49:36 -0400 User-Agent: Evolution 3.40.4 (3.40.4-1.fc34) MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org The following changes since commit 9ff50bf2f2ff5fab01cac26d8eed21a89308e6ef: Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux (2021-08-21 11:27:16 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/jlayton/linux.git locks-v5.15 for you to fetch changes up to 2949e8427af3bb74a1e26354cb68c1700663c827: fs: clean up after mandatory file locking support removal (2021-08-24 07:52:45 -0400) ---------------------------------------------------------------- Hi Linus, Sending this along early as I don't expect it to change between now and when the merge window opens. This PR starts with a couple of fixes for potential deadlocks in the fowner/fasync handling. The next patch removes the old mandatory locking code from the kernel altogether. The last patch cleans up rw_verify_area a bit more after the mandatory locking removal. Thanks! ---------------------------------------------------------------- Desmond Cheong Zhi Xi (2): fcntl: fix potential deadlocks for &fown_struct.lock fcntl: fix potential deadlock for &fasync_struct.fa_lock Jeff Layton (1): fs: remove mandatory file locking support Lukas Bulwahn (1): fs: clean up after mandatory file locking support removal Documentation/filesystems/mandatory-locking.rst | 188 -------------------------------------------- fs/9p/vfs_file.c | 13 --- fs/Kconfig | 10 --- fs/afs/flock.c | 4 - fs/ceph/locks.c | 3 - fs/fcntl.c | 18 +++-- fs/gfs2/file.c | 3 - fs/locks.c | 117 +-------------------------- fs/namei.c | 4 +- fs/namespace.c | 29 +++---- fs/nfs/file.c | 4 - fs/nfsd/nfs4state.c | 14 ---- fs/nfsd/vfs.c | 23 +----- fs/ocfs2/locks.c | 4 - fs/open.c | 8 +- fs/read_write.c | 17 +--- fs/remap_range.c | 12 --- include/linux/fs.h | 84 -------------------- mm/mmap.c | 6 -- mm/nommu.c | 3 - 20 files changed, 28 insertions(+), 536 deletions(-) delete mode 100644 Documentation/filesystems/mandatory-locking.rst